Table of Contents
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TABLE OF CONTENTS
1.
Safety Precautions ............................................. 3
2.
Precaution for Using R32 Refrigerant .............. 5
3.
Specifications ................................................... 10
4.
Features ............................................................. 14
5.
Location of Controls and Components .......... 15
5.1
Indoor Unit .................................................. 15
5.2
Outdoor Unit ............................................... 15
5.3
Remote Control .......................................... 15
6.
Dimensions ....................................................... 16
6.1
Indoor Unit & Remote Control .................... 16
6.2
Outdoor Unit ............................................... 17
7.
Refrigeration Cycle Diagram ........................... 18
8.
Block Diagram .................................................. 19
9.
Wiring Connection Diagram ............................ 20
9.1
Indoor Unit .................................................. 20
9.2
Outdoor Unit ............................................... 21
10.
Electronic Circuit Diagram .............................. 22
10.1
Indoor Unit .................................................. 22
10.2
Outdoor Unit ............................................... 23
11.
Printed Circuit Board ....................................... 24
11.1
Indoor Unit .................................................. 24
11.2
Outdoor Unit ............................................... 26
12.
Installation Instruction ..................................... 27
12.1
Select the Best Location ............................. 27
12.2
Indoor Unit .................................................. 28
12.3
Outdoor Unit ............................................... 32
13.
using R32 .......................................................... 38
13.1
About R32 Refrigerant ................................ 38
13.2
Characteristics of R32 Refrigerant ............. 38
13.3
services ...................................................... 40
13.4
.................................................................... 44
13.5
Piping installation of R32 ............................ 45
13.6
Installation, Relocation, and Service .......... 46
13.7
.................................................................... 50
13.8
code, no cooling / no warming .................... 56
14.
Operation Control ............................................. 58
14.1
Basic Function ............................................ 58
14.2
Indoor Fan Motor Operation ....................... 59
14.3
Outdoor Fan Motor Operation .................... 60
Specifications, designs and contents in this Service Manual are subject to change without notice.
PAGE
14.4
Airflow Direction ..........................................61
14.5
Timer Control ..............................................63
14.6
Random Auto Restart Control ....................63
14.7
Indication Panel ..........................................63
14.8
of Dry Mode) ...............................................64
14.9
Quiet Operation (Heating) ..........................64
14.10
Powerful Mode Operation ...........................64
14.11
+8/15°C Heat Operation .............................65
15.
Protection Control ............................................66
15.1
Protection Control for All Operations ..........66
15.2
Operation ....................................................68
15.3
16.
Servicing Mode .................................................71
16.1
Auto OFF/ON Button ..................................71
16.2
Heat Only Operation ...................................72
16.3
Remote Control Button ...............................73
17.
Troubleshooting Guide ....................................80
17.1
Refrigeration Cycle System ........................80
17.2
Current ........................................................81
17.3
Breakdown Self Diagnosis Function ...........82
17.4
Error Codes Table ......................................83
17.5
Self-diagnosis Method ................................85
18.
18.1
Procedures .............................................. 113
18.2
Procedure ................................................ 118
19.
Technical Data ............................................... 119
19.1
Cool Mode Performance Data ................. 119
19.2
Heat Mode Performance Data ................. 120
20.
Service Data ................................................... 121
20.1
Characteristic ........................................... 121
20.2
Characteristic ........................................... 123
20.3
Piping Length Correction Factor .............. 125
21.
......................................................................... 126
21.1
Indoor Unit ............................................... 126
21.2
Outdoor Unit ............................................ 129
2
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